/* =================================
Default CSS
================================= */
body,
h1,
h2,
h3,
h4,
h5,
div,
p,
dl,
dt,
dd,
ol,
ul,
li,
form,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
figure {
  margin: 0;
  padding: 0;
  font-weight: normal;
  font-size: 100%;
  box-sizing: border-box;
}
p {
  background-color: rgba(255,255,255,0);
}
img,
iframe {
  border: none;
  vertical-align: top;
}
ol,
ul {
  list-style: none;
  list-style-type: none;
}
.relative {
  position: relative;
}
.hid {
  visibility: hidden;
}
.cover {
  width: 100%;
  height: 100%;
}
button {
  appearance: none;
  background: none;
  border: none;
  outline: none;
}
@media print {
  .noprint {
    display: none !important;
  }
}
/*font-size*/
:root {
  font-size: 62.5%;
  --mypage-color-primary: #0050ff;
  --mypage-color-basic--blue: #1141d2;
  --mypage-color-basic--yellow: #fffa00;
  --mypage-color-basic--pink: #ee008c;
  --mypage-color-basic--gray: #e9f0fa;
}
#program_contents body {
  font-family: "メイリオ", Meiryo, Hiragino Kaku Gothic W3 JIS2004, Hiragino Kaku Gothic ProN, Hiragino Sans, YuGothic, "Yu Gothic Medium", "Yu Gothic", sans-serif;
  font-weight: 500;
  font-style: normal;
  font-feature-settings: "palt";
  text-size-adjust: 100%;
  line-height: 1.5;
  letter-spacing: 0.08em;
}
#program_contents {
  font-size: 1.6rem;
}
/* = 16px */
h1 {
  font-size: 3.2rem;
}
h2 {
  font-size: 2.3rem;
}
h3 {
  font-size: 2.1rem;
}
h4 {
  font-size: 2rem;
}
p {
  font-size: 1.6rem;
}
.f160 {
  font-size: 160%;
}
.f140 {
  font-size: 140%;
}
.f130 {
  font-size: 130%;
}
.f120 {
  font-size: 120%;
}
.f110 {
  font-size: 110%;
}
.f95 {
  font-size: 95%;
}
.f90 {
  font-size: 90%;
}
.f85 {
  font-size: 85% !important;
}
.f80 {
  font-size: 80% !important;
}
.f75 {
  font-size: 75% !important;
}
.stblu {
  color: #00349f;
}
.stblu2 {
  color: #0072ff;
}
.stblu3 {
  color: #6ba6ff;
}
.ffsp {
  font-feature-settings: "palt";
}
/*link*/
a,
.link {
  text-decoration: none;
  transition: 0.2s ease-in-out;
  color: inherit;
}
a:hover,
.link:hover {
  color: #111;
  opacity: 0.7;
}
.no-link {
  pointer-events: none;
  cursor: default;
  text-decoration: none;
  opacity: 0.5;
}
/* =================================
コンテンツ用CSS／オリジナル設定
================================= */
html {
  scroll-behavior: smooth;
}
body {
  background-color: #f2f3f5;
  color: #111;
  line-height: 1;
}
body .inner {
  max-width: 1080px;
  margin: 2rem auto;
  text-align: left;
}
#program_contents header h1 {
  width: 100%;
  margin: 0 auto;
  padding: 7.2rem 0;
  color: #0050fe;
  text-align: center;
  font-size: clamp(1.6em, 8vw, 3em);
  font-weight: 600;
  background-color: rgba(0,0,0,0.05);
  line-height: 1.3;
}
#program_contents header .page_nav {
  margin: 0 auto;
  padding: 0 2em;
  color: #111;
}
#program_contents header .page_nav ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
  gap: 1em;
}
#program_contents header .page_nav ul li a {
  text-decoration: underline;
}
#bshowto1 h2,
#bshowto2 h2 {
  display: inline-block;
  font-size: clamp(1.2em, 6vw, 2em);
  font-weight: 600;
  padding: 8px;
  border-bottom: 4px #0050fe solid;
  margin: 2rem 0;
}
#bshowto1 h3,
#bshowto2 h3 {
  font-size: clamp(1.2em, 5vw, 1.5em);
  font-weight: 600;
  color: #0050fe;
  margin-bottom: 2rem;
  line-height: 1.3;
}
.bold {
  font-weight: 600;
  color: #0050fe;
}
.content {
  display: flex;
  flex-direction: column;
}
.content p {
  line-height: 1.5;
  font-size: 2rem;
}
.content .box {
  background: #fff;
  border-radius: 6px;
  padding: 2rem;
  margin-bottom: 1em;
}
.content .box .wrapper {
  display: flex;
  justify-content: center;
  width: 100%;
  gap: 2rem;
  min-height: 9.2rem;
}
.content .box .wrapper .item {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}
.content .box .wrapper .item .text {
  align-content: center;
}
.content .box .wrapper .item .image {
  display: block;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}
.content .box .wrapper .item .image.tv {
  background-image: url("../img/tv.png");
  aspect-ratio: 3/2;
}
.content .box .wrapper .item .image.antenna {
  background-image: url("../img/antenna.png");
  aspect-ratio: 3/2;
}
.content .box .wrapper .item .image.bcas {
  background-image: url("../img/bcas_card.png");
  aspect-ratio: 3/2;
}
.content .box .wrapper .item .image.cabling1 {
  background-image: url("../img/cabling1.png");
  aspect-ratio: 770/160;
  width: clamp(220px, 100%, 770px);
  height: fit-content;
}
.content .box .wrapper .item .image.cabling2 {
  background-image: url("../img/cabling2.png");
  aspect-ratio: 770/160;
  width: clamp(220px, 100%, 770px);
  height: fit-content;
}
.content .box .wrapper .item .indent {
  padding-left: 1em;
  text-indent: -1em;
  line-height: 1.25;
}
.content .note {
  padding-left: 1em;
  text-indent: -1em;
}
.content .cablingtxt {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 2rem;
}
section,
.page_nav {
  margin: 0 2rem;
}
aside {
  margin: 0 2rem;
  padding: 2rem 2rem 8rem;
}
aside p {
  font-size: clamp(1.2em, 5vw, 2em);
}
/* pc */
@media all and (min-width: 768px) {
  .nobr {
    display: none;
  }
}
/* smp */
@media all and (max-width: 767px) {
  header h1 {
    line-height: 1.3;
    padding: 4rem 0;
  }
  header .page_nav {
    padding: 0 1em;
  }
  .content {
    display: flex;
    flex-direction: column;
  }
  .content p {
    line-height: 1.4;
    font-size: 1.6rem;
  }
  .content .box {
    margin-bottom: 1em;
    padding: 1.6rem;
  }
  .content .box .wrapper {
    display: flex;
    justify-content: center;
    flex-direction: column;
  }
}
/*lazyload*/
.lazyload,
.lazyloading {
  opacity: 0;
}
.lazyloaded {
  opacity: 1;
  transition: all 1000ms;
}